A collection of all 100 mental models.
Below are all 100 mental models (work-in-progress) from several disciplines to help you think deeper and better. Each model contains an in-depth description to give you an edge in becoming a better thinker. Use the dropdown below to browse through all mental models.

Feedback Loop


A feedback loop occurs when the output of a system feeds back into itself as an input, thereby further affecting the output.

Compound Interest


Compound interest is the interest you earn on the sum of your initial amount and the interest.

Pareto Principle


80% of the outcomes come from 20% of the action.



The thinking in which you want opposite — both forward and backward.